5681679 has 8 divisors (see below), whose sum is σ = 7587120. Its totient is φ = 3782016.

The previous prime is 5681647. The next prime is 5681693. The reversal of 5681679 is 9761865.

5681679 is digitally balanced in base 3 and base 4, because in such bases it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 5681679 - 2⁵ = 5681647 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 5681679.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5681629) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2089 + ... + 3965.

It is an arithmetic number, because the mean of its divisors is an integer number (948390).

Almost surely, 2^5681679 is an apocalyptic number.

5681679 is a deficient number, since it is larger than the sum of its proper divisors (1905441).

5681679 is a wasteful number, since it uses less digits than its factorization.

5681679 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2889.

The product of its digits is 90720, while the sum is 42.

The square root of 5681679 is about 2383.6272779107. The cubic root of 5681679 is about 178.4400068300.

The spelling of 5681679 in words is "five million, six hundred eighty-one thousand, six hundred seventy-nine".